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384 results

  1. 49th TWC, Tob. Work. Conf., 2020, abstr. 10

    Analysis and risk assessments of climatic factors during the field period of flue-cured tobacco in Luzhou, China - a case study

    WANG A.G.; JIN B.F.; LIU L.; YANG X.; LIU Y.; ZHANG Y.L.
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou China
    Take Luzhou area - located between Sichuan, Guizhou and Yunnan provinces - , as an example, main climate factors were analyzed during the field period of flue-cured tobacco from 2006-2016, and the climatic suitability and climate risk for flue-cured...
  2. 49th TWC, Tob. Work. Conf., 2020, abstr. 14

    Characteristics of main chemical components of flue-cured tobacco leaves and their relationship with smoke sensory quality in Guizhou, China

    DAI H.X.; LV D.S.; XU W.; WU S.M.; LIU Y.; LIANG T.B.; ZHANG S.X.; ZHANG Y.L.
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou China
    As the second largest tobacco growing area in China, tobacco leaf production in Guizhou province play an important role on the cigarette industry. In this study, 523 cut leave samples (C3F) from the main growing regions of Guizhou were collected from...
  3. 49th TWC, Tob. Work. Conf., 2020, abstr. 66

    Effects of soymilk root irrigation on the growth of flue-cured tobacco and bacterial community in soil

    DAI H.X.(1); YANG J.J.(2); XI J.Q.(3); LIANG T.B.(1); WANG J.W.(1); CHEN Y.C.(2); SU X.H.(2); ZHANG X.(3)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou China; (2) Company of Sanmenxia City, Henan Provincial Tobacco Company, Sanmenxia China; (3) Institute of Plant Nutrition, Resource and Environment, Henan Academy of Agricultural Sciences, Zhengzhou China
    Soymilk root irrigation (SRI, traditional soymilk and fermented soymeal), a topdressing technology with local characteristics for soil conservation, has become a routine agricultural technical measure in tobacco planting area of western Henan...
  4. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 29

    Construction of green flue-cured tobacco strips aging technology based on four-stage controlled atmosphere method

    HE Wei(1); MU Wenjun(2); FAN Jianqiang(1); BAO Kexiang(1); CHEN Yiqiang(1); LIN Jian(1); QI Lingfeng(1); ZHANG Ruiqiang(1); ZHANG Zengji(1); GUO Jianhua(2); SONG Jizhen(2); WANG Chunlu(3); FAN Tiantian(3)
    (1) Fujian Tobacco Industry Co., Ltd., Xiamen, P.R. China; (2) Key Laboratory of Eco-environment and Leaf Tobacco Quality, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China; (3) Beijing Yingfeng Litai Technology & Trade Co., Ltd., Beijing, P.R. China
    Aging of flue-cured tobacco strips plays an important role in improving the quality and use value of tobacco. Natural aging is the most widely used storage method at present, but there are still some problems, such as shorter suitable aging duration,...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 26

    Digital evaluation of tobacco style and quality by using a support vector machine algorithm with thermal analysis spectra

    LI Qiaoling(1); YIN Chao(2); ZHENG Quanxing(1); YU Yumei(1); LIU Xiucai(1); DENG Xiaohua(1); ZHANG Tinggui(1); ZHONG Jiawei(1); WANG Le(3); XU Hanchun(1); LIN Kai(1); MA Pengfei(1); HUANG Chaozhang(1); LI Bin(3); WU Anan(2)
    (1) Technology Center, China Tobacco Fujian Industrial Co., Ltd., Xiamen, Fujian, P.R. China; (2) College of Chemistry and Chemical Engineering, Xiamen University, Xiamen, Fujian, P.R. China; (3) Key Laboratory of Tobacco Processing Technology of CNTC, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China
    In the processes of tobacco blend design and product maintenance of cigarettes, the evaluation of tobacco style and quality is very important. At present, the evaluation method mainly relies on artificial sensory analysis, which is subjective and...
  6. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 29

    Thermochemical and thermophysical mapping of burning superslim and kingsize cigarettes

    EHLERT S.(1,3); CUI H.(2); HEIDE J.(3); XIE F.(2); DENG N.(2); LIU C.(4); McADAM K.(4); WALTE A.(1); ZIMMERMANN R.(3)
    (1) Photonion GmbH, Schwerin, Germany; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, P.R. China; (3) University of Rostock, Dept. of Analytical Chemistry, Rostock, Germany; (4) British American Tobacco, R&D Centre, Southampton, U.K.
    After presenting and publishing the proof of principle of the in-situ thermochemical and thermophysical mapping inside a burning Super Slim (SS) cigarette, we now extended the study scope to other cigarette formats and smoking regimes[1]. A...
  7. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 42

    Study on aerosol deposition in the respiratory tract of consumers using cigarette, electronic cigarette or heat-not-burn product

    CUI Huapeng(1); LI Yawen(1); FAN Meijuan(1); CHEN Li(1); SI Xiaoxi(2); HAN Jingmei(2); CAI Junlan(1); LI Xiang(1); LIU Shaofeng(1); XIE Fuwei(1); XIE Jianping(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China; (2) R&D Center, China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China
    The deposition of aerosols inhaled into the human respiratory tract is key to evaluate exposure and risk during product use. A method based on a differential mobility spectrometer (DMS) was established for determining the physical properties of...
  8. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 45

    Meta-analysis of two biomarkers of exposure of tobacco products

    AYALA-FIERRO F.(1); ELAMIN A.(2); FROST-PINEDA K.(3); JIN T.(3); PRASAD G.L.(3); SARKAR M.(4); SCHMIDT E.(3); VERRON T.(5)
    (1) ITG Brands LLC, Greensboro, NC, U.S.A.; (2) PMI R&D, Philip Morris Products S.A., Neuchâtel, Switzerland; (3) RAI Services Company, Winston-Salem, NC, U.S.A.; (4) Altria Client Services LLC, Richmond, VA, U.S.A.; (5) SEITA - Imperial Brands, Paris, France
    In the context of tobacco products, broadly two types of biomarkers exist, biomarkers of exposure (BoE) and biomarkers of potential harm (BoPH). BoE measure exposure to tobacco constituents, e.g. carbon monoxide (CO) and nicotine equivalents (NEQs)....